LCD display with backlight. Simultaneous display of humidity and temperature. Recording of maximum and minimum values. Humidity measurement range: 0% - 100%. Temperature measurement range: -20°C to 70°C (-4°F to 158°F). Auto power-off after 15 minutes of inactivity. The Velleman mini temperature and humidity meter displays humidity and temperature simultaneously on an LCD display with backlight. It is battery-operated and features an auto power-off function that automatically turns off the device if no button is pressed within 15 minutes.